Canon imageFORMULA CR-120N User Guide - Page 28

Troubleshooting, When the Printer is Not Recognized, Feeding Trouble, Printing Trouble

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Troubleshooting When the Printer is Not Recognized The following causes and remedies describe why your computer may not recognize the printer. Cause Remedy Cause Remedy Cause Remedy Cause Remedy Cause Remedy The printer driver not installed. Install the printer driver before connecting the printer to the computer. (See p. 14) If the problem persist, check if the printer driver is already installed. Once any version of the printer driver is installed, you need to uninstall it before you re-install the printer driver. The printer is not connected to the computer. Connect the printer to the computer correctly. (See p. 16) The USB interface provided as standard with your computer is not compatible with the printer. Not all USB interfaces provided as standard with personal computers are guaranteed. Contact your local authorized Canon dealer for more detailed information. USB cable is not compatible with the printer. Use the USB cable provided with the printer. USB hub is not compatible with the printer. Remove the USB hub to use the printer. Feeding Trouble Cause Remedy Paper is not fed. A paper jam occurs. - Check that paper is loaded in the printer properly. - Check that the Paper Cover is closed tightly. - When a print error is occurring, clear the error. - When the Platen Roller is dirty, clean it. Printing Trouble Cause Remedy Cause Remedy Cause Remedy Cause Remedy The power cannot be turned ON. The power goes OFF. Check that the power cord is connected properly. The printer does not print. - Check that the power cord is connected properly. - Check that paper is loaded in the printer properly. - Check that the Paper Cover is closed tightly. - When a print error is occurring, clear the error. - When the Platen Roller is dirty, clean it. - Perform a test print to check that the printer is functioning properly. (See p. 32) The printer prints too dark or too light. - Check that the specified paper is used. - Check that paper is loaded in the printer properly. - Check that the Paper Cover is closed tightly. - When the Platen Roller is dirty, clean it. The printer prints slow. - If a document contains many black areas, the printer may print more slowly. This is not a sign of a malfunction. - If room temperature is too low, the printer may print more slowly. This is not a sign of a malfunction. 28

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Troubleshooting
The following causes and remedies describe why your computer may
not recognize the printer.
When the Printer is Not Recognized
Cause
The printer driver not installed.
Remedy
Install the printer driver before connecting the printer to
the computer. (See p. 14)
If the problem persist, check if the printer driver is
already installed. Once any version of the printer driver
is installed, you need to uninstall it before you re-install
the printer driver.
Cause
The printer is not connected to the computer.
Remedy
Connect the printer to the computer correctly. (See
p. 16)
Cause
The USB interface provided as standard with your
computer is not compatible with the printer.
Remedy
Not all USB interfaces provided as standard with
personal computers are guaranteed. Contact your local
authorized Canon dealer for more detailed information.
Cause
USB cable is not compatible with the printer.
Remedy
Use the USB cable provided with the printer.
Cause
USB hub is not compatible with the printer.
Remedy
Remove the USB hub to use the printer.
Feeding Trouble
Cause
Paper is not fed. A paper jam occurs.
Remedy
– Check that paper is loaded in the printer properly.
– Check that the Paper Cover is closed tightly.
– When a print error is occurring, clear the error.
– When the Platen Roller is dirty, clean it.
Printing Trouble
Cause
The power cannot be turned ON. The power goes
OFF.
Remedy
Check that the power cord is connected properly.
Cause
The printer does not print.
Remedy
– Check that the power cord is connected properly.
– Check that paper is loaded in the printer properly.
– Check that the Paper Cover is closed tightly.
– When a print error is occurring, clear the error.
– When the Platen Roller is dirty, clean it.
– Perform a test print to check that the printer is
functioning properly. (See p. 32)
Cause
The printer prints too dark or too light.
Remedy
– Check that the specified paper is used.
– Check that paper is loaded in the printer properly.
– Check that the Paper Cover is closed tightly.
– When the Platen Roller is dirty, clean it.
Cause
The printer prints slow.
Remedy
– If a document contains many black areas, the printer
may print more slowly. This is not a sign of a
malfunction.
– If room temperature is too low, the printer may print
more slowly. This is not a sign of a malfunction.